GaffFinder

London lettings, by the square foot

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Every London flat, measured.

The portals won’t let you rank by size. We read the floorplans, so you can.

18,965 flats measured

Best £/sqft£/m² first

817–864 of 1,118 · £8.01/sqft£86.22/m² median in W1

Sizes are estimates: an AI model reads most of them from the floorplan, and it can be wrong — so can the £/sqft£/m² worked out from them. Check with the agent before you rely on one.

165 sqft 15 m²

£18.18/sqft £195.69/m² short let
£3,000/mo ◷ 46 days on market

Fitzroy Square, Fitzrovia, W1T

0 bed 1 bath Bloomsbury

46 days on market avail now Share Portal ↗

826 sqft 77 m²

£18.18/sqft £195.69/m² short let
£15,015/mo ◷ 56 days on market

Harley Street

2 bed 2 bath Marylebone

56 days on market avail now Share Portal ↗

656 sqft 61 m²

£18.27/sqft £196.66/m² short let
£11,982/mo ◷ 56 days on market

Harley Street

1 bed 1 bath Marylebone

56 days on market avail now Share Portal ↗

427 sqft 40 m²

£18.27/sqft £196.66/m² short let
£7,800/mo ◷ 49 days on market

Windmill Street, Fitzrovia, London, W1T

1 bed 1 bath Bloomsbury

Also listed here £7,800 short let ↗

25 days on market Share Agent's site ↗

818 sqft 76 m²

£18.36/sqft £197.63/m² short let
£15,015/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

2 bed 2 bath Marylebone

36 days on market avail now Share Agent's site ↗

1,479 sqft 137 m²

£18.36/sqft £197.63/m² short let
£27,148/mo ◷ 32 days on market

Weymouth Mews, Marylebone, W1G

3 bed 2 bath Marylebone

32 days on market avail now Share Agent's site ↗

1,170 sqft 109 m²

£18.54/sqft £199.56/m² short let
£21,688/mo

-78 Marylebone Lane, South Marylebone, W1U

3 bed 2 bath Marylebone

18 days on market avail now Share Agent's site ↗

726 sqft 67 m²

£18.55/sqft £199.67/m² short let
£13,468/mo

Picton Place, London, W1U

2 bed 1 bath Marylebone

21 days on market Share Agent's site ↗

455 sqft 42 m²

£18.99/sqft £204.41/m² short let
£8,640/mo ◷ 55 days on market

Rathbone Place

1 bed 1 bath East Marylebone

55 days on market Share Portal ↗

615 sqft 57 m²

£18.99/sqft £204.41/m² 137% above W1 median
£11,678/mo

Weymouth Mews, Marylebone, W1G

1 bed ? bath Marylebone

25 days on market avail now Share Agent's site ↗

2,700 sqft 251 m²

£19.26/sqft £207.31/m² 140% above W1 median
£52,000/mo £17,333 each (if split by room) ◷ 3mo on market

Brook Street, Mayfair, London, W1K

3 bed 3 bath East Marylebone

3mo on market avail now Share Agent's site ↗

560 sqft 52 m²

£19.37/sqft £208.50/m² short let
£10,846/mo ◷ 55 days on market

Marylebone Lane, Marylebone, London, W1U

1 bed 1 bath Marylebone

55 days on market avail now Share Agent's site ↗

441 sqft 41 m²

£19.41/sqft £208.93/m² 142% above W1 median
£8,558/mo ◷ 49 days on market

Harley Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

49 days on market avail now Share Agent's site ↗

603 sqft 56 m²

£19.87/sqft £213.88/m² short let
£11,982/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

36 days on market avail now Share Agent's site ↗

4,354 sqft 405 m²

£19.91/sqft £214.31/m² 149% above W1 median
£86,667/mo £14,445 each (if split by room)

Grosvenor Square, London, W1K

6 bed 6 bath Marylebone

5 days on market avail now Share Agent's site ↗

539 sqft 50 m²

£20.02/sqft £215.49/m² 150% above W1 median
£10,790/mo

Marylebone Lane, Marylebone, London, W1U

1 bed 1 bath Marylebone

listed yesterday Share Agent's site ↗

596 sqft 55 m²

£20.10/sqft £216.35/m² short let
£11,982/mo ◷ 56 days on market

Harley Street

1 bed 1 bath Marylebone

56 days on market avail now Share Portal ↗

2,136 sqft 198 m²

£20.19/sqft £217.32/m² 152% above W1 median
£43,117/mo ◷ 55 days on market

Stanhope Gate, Mayfair, London, W1K

1 bed 2 bath Marylebone

55 days on market avail now Share Agent's site ↗

818 sqft 76 m²

£20.63/sqft £222.06/m² 158% above W1 median
£16,878/mo £8,439 each (if split by room) ◷ relisted 1×

Harley Street, Marylebone, London, W1G

2 bed 2 bath Marylebone

6 days on market avail 23 Oct Share Agent's site ↗

462 sqft 43 m²

£20.68/sqft £222.60/m² short let
£9,555/mo ◷ 56 days on market

Harley Street

1 bed 1 bath Marylebone

56 days on market avail now Share Portal ↗

474 sqft 44 m²

£20.80/sqft £223.89/m² short let
£9,858/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

36 days on market avail now Share Portal ↗

675 sqft 63 m²

£21.04/sqft £226.47/m² short let
£14,200/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

1 bed 1 bath Marylebone

55 days on market avail now Share Agent's site ↗

1,405 sqft 131 m²

£21.59/sqft £232.39/m² 170% above W1 median
£30,333/mo £15,167 each (if split by room) ◷ 55 days on market

Chiltern Street, Marylebone, London, W1U

2 bed 3 bath Marylebone

55 days on market Share Agent's site ↗

441 sqft 41 m²

£21.67/sqft £233.25/m² short let
£9,555/mo ◷ 56 days on market

Harley Street

1 bed 1 bath Marylebone

56 days on market avail now Share Portal ↗

1,400 sqft 130 m²

£21.67/sqft £233.25/m² 171% above W1 median
£30,333/mo £7,583 each (if split by room) was £52,000

Westminster – 4 Bedrooms Flat

4 bed 4 bath Marylebone

29 days on market avail now Share Portal ↗

1,862 sqft 173 m²

£22.11/sqft £237.99/m² 176% above W1 median
£41,167/mo £10,292 each (if split by room)

Park Crescent, London W1B

4 bed 3 bath Marylebone

7 days on market avail now Share Portal ↗

441 sqft 41 m²

£22.35/sqft £240.57/m² short let
£9,858/mo ◷ 36 days on market

Harley Street, South Marylebone, W1G

1 bed 1 bath Marylebone

36 days on market avail now Share Portal ↗

421 sqft 39 m²

£22.70/sqft £244.34/m² short let
£9,555/mo ◷ 56 days on market

Harley Street

1 bed 1 bath Marylebone

56 days on market avail now Share Portal ↗

1,730 sqft 161 m²

£23.97/sqft £258.01/m² 199% above W1 median
£41,470/mo £10,368 each (if split by room) ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

4 bed 4 bath Marylebone

55 days on market avail now Share Agent's site ↗

7,701 sqft 715 m²

£25.32/sqft £272.54/m² 216% above W1 median
£195,000/mo £32,500 each (if split by room) ◷ 55 days on market

Clarges Street, London, W1J

6 bed 6 bath Chinatown

55 days on market avail now Share Agent's site ↗

1,184 sqft 110 m²

£25.62/sqft £275.77/m² 220% above W1 median
£30,333/mo £15,167 each (if split by room) ◷ 56 days on market

Ham yard residences, Denman Place, Soho, London, London, W1D, United Kingdom

2 bed 2 bath East Marylebone

56 days on market Share Agent's site ↗

675 sqft 63 m²

£25.68/sqft £276.42/m² 221% above W1 median
£17,333/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

1 bed 1 bath Marylebone

55 days on market Share Agent's site ↗

2,399 sqft 223 m²

£27.09/sqft £291.59/m² short let
£65,000/mo ◷ 55 days on market

Rex Place, Mayfair, W1K

3 bed 3 bath Marylebone

55 days on market avail now Share Agent's site ↗

785 sqft 73 m²

£28.98/sqft £311.94/m² 262% above W1 median
£22,750/mo ◷ 56 days on market

Denman Place, Soho, London, W1D, United Kingdom

1 bed 1 bath East Marylebone

56 days on market Share Portal ↗

1,184 sqft 110 m²

£31.11/sqft £334.86/m² 288% above W1 median
£36,833/mo £18,417 each (if split by room) ◷ 55 days on market

Brick Street, Park Towers, W1J

2 bed 2 bath Chinatown

55 days on market Share Portal ↗

1,452 sqft 135 m²

£31.34/sqft £337.34/m² short let
£45,500/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K

3 bed 3 bath Marylebone

55 days on market avail now Share Agent's site ↗

1,213 sqft 113 m²

£33.76/sqft £363.39/m² 321% above W1 median
£40,950/mo £20,475 each (if split by room) ◷ 4mo on market

Brick Street, Mayfair, London, W1J

2 bed 2 bath Chinatown

4mo on market Share Agent's site ↗

268 sqft 25 m²

£35.57/sqft £382.87/m² 344% above W1 median
£9,533/mo

Duke Street, Mayfair, London, W1K

1 bed 2 bath Marylebone

5 days on market Share Portal ↗

1,593 sqft 148 m²

£38.94/sqft £419.15/m² 386% above W1 median
£62,032/mo £31,016 each (if split by room) ◷ 5mo on market

22 Hertford Street, London, W1J

2 bed 2 bath Chinatown

5mo on market Share Agent's site ↗

1,730 sqft 161 m²

£39.20/sqft £421.94/m² short let
£67,817/mo ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

4 bed 4 bath Marylebone

55 days on market Share Agent's site ↗

1,452 sqft 135 m²

£45.36/sqft £488.25/m² 466% above W1 median
£65,867/mo £21,956 each (if split by room) ◷ 55 days on market

North Audley Street, Mayfair, London, W1K, United Kingdom

3 bed 3 bath Marylebone

55 days on market Share Agent's site ↗

490 sqft 46 m²

£46.87/sqft £504.50/m² short let
£22,967/mo ◷ 55 days on market

North Audley, Mayfair, London, W1K

2 bed 2 bath Marylebone

55 days on market avail now Share Agent's site ↗

1,109 sqft 103 m²

£49.10/sqft £528.51/m² 513% above W1 median
£54,448/mo £27,224 each (if split by room) ◷ 5mo on market

22 Hertford Street, Mayfiar, London, W1J

2 bed 2 bath Chinatown

5mo on market Share Agent's site ↗

2,379 sqft 221 m²

£50.94/sqft £548.31/m² 536% above W1 median
£121,182/mo £40,394 each (if split by room) ◷ 5mo on market

Hertford Street, Mayfair, London, W1J

3 bed 3 bath Chinatown

5mo on market Share Agent's site ↗

677 sqft 63 m²

£57.61/sqft £620.11/m² short let
£39,000/mo ◷ 56 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

56 days on market avail now Share Agent's site ↗

506 sqft 47 m²

£63.37/sqft £682.11/m² short let
£32,067/mo ◷ 56 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

56 days on market avail now Share Agent's site ↗

560 sqft 52 m²

£82.16/sqft £884.36/m² short let
£46,011/mo ◷ 56 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

56 days on market avail now Share Agent's site ↗

818 sqft 76 m²

£90.32/sqft £972.20/m² short let
£73,883/mo ◷ 56 days on market

Welbeck Street, Marylebone, London, W1G

1 bed 1 bath Marylebone

56 days on market avail now Share Agent's site ↗

How we know the size

  1. 01

    We collect

    Every new flat to rent in London, checked through the day, seven days a week.

  2. 02

    We read the floorplan

    A vision model reads the plan the way you would — room by room, taking the dimensions printed on it. It is an AI estimate, and it can be wrong.

  3. 03

    We measure

    That gives a square footage, and a price per square foot. You can sort and filter on both. The portal offers neither.